Gearing up for the fall season, Britney Spears shopped up a storm in Santa Monica, California on Wednesday afternoon (October 6). The "Gimme More" singer opted to visit the popular Only Hearts boutique on Montana Avenue before leaving clad in a brand new outfit while her bodyguard toted a fresh pair of Frye boots as they headed to their nearby car. The shopping spree comes after Miss Spears helped deliver record ratings during her "Glee" episode - with 13.3 million viewers tuning in. The 28-year-old was so happy with how everything turned out that she even sent a bouquet of flowers to cast me...